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Updated: Aug 26, 2025

Cancer-Associated Fibroblasts from Mouse Mammary Tumors as Tools for Molecular and Computational Studies
Published on: July 3, 2025
Modeling YAP fusions: a paradigm for investigating rare cancers?
Solmaz Sahebjam1, Mark R Gilbert1
1Center for Cancer Research, National Cancer Institute, Bethesda, Maryland 20892, USA.
Abstract:
Loss of the NF2 tumor suppressor gene is a common finding in meningiomas, and more recently YAP1 fusions have been found in a subset of pediatric NF2 wild-type meningiomas. In the previous issue of Genes & Development, Szulzewsky and colleagues (pp. 857-870) showed that TEAD-dependent YAP1 activity by either the loss of the NF2 gene or YAP1-MAML2 fusion is an oncogenic process promoting meningioma tumorigenesis. Furthermore, pharmacological inhibition of YAP1-TEAD resulted in antitumor activity in both YAP1 fusion-positive and NF2 mutant meningiomas. Together, these data indicate that disruption of the YAP1-TEAD interaction raises a potential therapeutic option for these tumors that requires future investigation.
Insights
Loss of the NF2 gene or YAP1 fusions promote meningioma growth by activating YAP1-TEAD. Inhibiting this interaction may offer a new therapeutic strategy for meningiomas.
Area of Science:
- Oncology
- Molecular Biology
- Genetics
Background:
- Loss of the NF2 tumor suppressor gene is common in meningiomas.
- YAP1 fusions are found in pediatric NF2 wild-type meningiomas.
Purpose of the Study:
- To investigate the role of TEAD-dependent YAP1 activity in meningioma tumorigenesis.
- To explore the therapeutic potential of inhibiting YAP1-TEAD interactions.
Main Methods:
- Analysis of NF2 gene status and YAP1 fusions in meningiomas.
- Assessment of TEAD-dependent YAP1 activity in tumor development.
- Pharmacological inhibition of YAP1-TEAD interaction.
Main Results:
- TEAD-dependent YAP1 activity, driven by NF2 loss or YAP1-MAML2 fusion, promotes meningioma growth.
- Pharmacological inhibition of YAP1-TEAD showed antitumor effects in both NF2 mutant and YAP1 fusion-positive meningiomas.
Conclusions:
- Disruption of the YAP1-TEAD interaction is a potential therapeutic strategy for meningiomas.
- Targeting YAP1-TEAD warrants further investigation for meningioma treatment.
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